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Difference between revisions of "IPSW File Format"
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| − | '''IPSW''' ( |
+ | '''IPSW''' ('''IP'''hone/ '''IP'''od Touch '''S'''oft'''W'''are) Files have the Magic Number 504B0304 (PK\003\004) and thus are [http://en.wikipedia.org/wiki/ZIP_%28file_format%29 ZIP] Archives. They can be modified with typical zip/unzip tools (i.e. change extension to .zip and double click). An IPSW File is used to deliver the iPod Touch / iPhone [[firmware]] to the end-user. |
== IPSW Contents == |
== IPSW Contents == |
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*[[Update Ramdisk]] (Firmware 1.0 didn't contain an Update Ramdisk as there is no official firmware to update from) |
*[[Update Ramdisk]] (Firmware 1.0 didn't contain an Update Ramdisk as there is no official firmware to update from) |
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*[[Disk Image Formats|Filesystem Ramdisk]] (the largest .dmg file) |
*[[Disk Image Formats|Filesystem Ramdisk]] (the largest .dmg file) |
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| − | *kernelcache.release.XXXXXXX file (application processor specific i.e [[S5L8900]], [[S5L8920]], [[S5L8720]]) |
+ | *[[Kernelcache|kernelcache.release.XXXXXXX file]] (application processor specific i.e [[S5L8900]], [[S5L8920]], [[S5L8720]]) |
*BuildManifest.plist (first appeared in firmware 3.0, I guess) |
*BuildManifest.plist (first appeared in firmware 3.0, I guess) |
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*Restore.plist file |
*Restore.plist file |
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=== all_flash.XXXXX.production Folder === |
=== all_flash.XXXXX.production Folder === |
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| − | *img2/img3 files |
+ | *[[IMG2 File Format|img2]]/[[IMG3 File Format|img3]] files |
*manifest |
*manifest |
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*iBEC.XXXXX.DFU (hardware specific i.e. [[M68ap]], [[N82ap]], [[N88ap]], [[N45ap]], [[N72ap]]) |
*iBEC.XXXXX.DFU (hardware specific i.e. [[M68ap]], [[N82ap]], [[N88ap]], [[N45ap]], [[N72ap]]) |
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*iBSS.XXXXX.DFU (hardware specific i.e. [[M68ap]], [[N82ap]], [[N88ap]], [[N45ap]], [[N72ap]]) |
*iBSS.XXXXX.DFU (hardware specific i.e. [[M68ap]], [[N82ap]], [[N88ap]], [[N45ap]], [[N72ap]]) |
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| − | *WTF.XXXXX.DFU (hardware specific i.e. [[M68ap]], [[N82ap]], [[N45ap]], [[N72ap]] - currently not present in the iPhone |
+ | *WTF.XXXXX.DFU (hardware specific i.e. [[M68ap]], [[N82ap]], [[N45ap]], [[N72ap]] - currently not present in the iPhone 3GS ([[N88ap]]) firmware, because it is mostly used to patch issues with the DFU mode that was burned into the bootrom) |
== Example == |
== Example == |
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Revision as of 02:29, 19 July 2009
IPSW (IPhone/ IPod Touch SoftWare) Files have the Magic Number 504B0304 (PK\003\004) and thus are ZIP Archives. They can be modified with typical zip/unzip tools (i.e. change extension to .zip and double click). An IPSW File is used to deliver the iPod Touch / iPhone firmware to the end-user.
Contents
IPSW Contents
root folder
- Restore Ramdisk
- Update Ramdisk (Firmware 1.0 didn't contain an Update Ramdisk as there is no official firmware to update from)
- Filesystem Ramdisk (the largest .dmg file)
- kernelcache.release.XXXXXXX file (application processor specific i.e S5L8900, S5L8920, S5L8720)
- BuildManifest.plist (first appeared in firmware 3.0, I guess)
- Restore.plist file
- \Firmware (Folder)
Firmware Folder
- \all_flash\all_flash.XXXXX.production (Folder - hardware specific i.e. M68ap, N82ap, N88ap, N45ap, N72ap)
- \dfu (Folder)
all_flash.XXXXX.production Folder
dfu Folder
- iBEC.XXXXX.DFU (hardware specific i.e. M68ap, N82ap, N88ap, N45ap, N72ap)
- iBSS.XXXXX.DFU (hardware specific i.e. M68ap, N82ap, N88ap, N45ap, N72ap)
- WTF.XXXXX.DFU (hardware specific i.e. M68ap, N82ap, N45ap, N72ap - currently not present in the iPhone 3GS (N88ap) firmware, because it is mostly used to patch issues with the DFU mode that was burned into the bootrom)
Example
This is a ls -alR of an extracted iPhone 3GS Firmware ipsw.
total 608400 drwx------@ 11 m staff 374 17 Jun 07:11 . drwxrwxrwx 5 m staff 170 18 Jul 07:34 .. -rw-r--r--@ 1 m admin 281214976 22 Mai 17:10 018-5302-002.dmg -rw-r--r--@ 1 m admin 12769604 22 Mai 16:59 018-5304-002.dmg -rw-r--r--@ 1 m admin 12777796 22 Mai 16:59 018-5306-002.dmg -rw-r--r-- 1 m admin 21097 22 Mai 17:29 BuildManifest.plist drwxr-xr-x@ 5 m staff 170 17 Jun 07:11 Firmware -rw-r--r-- 1 m admin 1763 22 Mai 17:10 Restore.plist -rw-r--r--@ 1 m staff 4695492 22 Mai 14:32 kernelcache.release.s5l8920x ./Firmware: total 16 drwxr-xr-x@ 5 m staff 170 17 Jun 07:11 . drwx------@ 11 m staff 374 17 Jun 07:11 .. drwxr-xr-x@ 4 m staff 136 18 Jun 02:10 all_flash drwxr-xr-x@ 4 m staff 136 22 Mai 13:39 dfu ./Firmware/all_flash: total 16 drwxr-xr-x@ 4 m staff 136 18 Jun 02:10 . drwxr-xr-x@ 5 m staff 170 17 Jun 07:11 .. drwxr-xr-x@ 16 m staff 544 22 Mai 13:43 all_flash.n88ap.production ./Firmware/all_flash/all_flash.n88ap.production: total 1320 drwxr-xr-x@ 16 m staff 544 22 Mai 13:43 . drwxr-xr-x@ 4 m staff 136 18 Jun 02:10 .. -rw-r--r--@ 1 m staff 44996 22 Mai 13:08 DeviceTree.n88ap.img3 -rw-r--r--@ 1 m staff 67908 22 Mai 13:12 LLB.n88ap.RELEASE.img3 -rw-r--r--@ 1 m staff 9604 22 Mai 13:15 applelogo.s5l8920x.img3 -rw-r--r--@ 1 m staff 19716 22 Mai 13:15 batterycharging0.s5l8920x.img3 -rw-r--r--@ 1 m staff 24900 22 Mai 13:16 batterycharging1.s5l8920x.img3 -rw-r--r--@ 1 m staff 76100 22 Mai 13:16 batteryfull.s5l8920x.img3 -rw-r--r--@ 1 m staff 56772 22 Mai 13:16 batterylow0.s5l8920x.img3 -rw-r--r--@ 1 m staff 65348 22 Mai 13:17 batterylow1.s5l8920x.img3 -rw-r--r--@ 1 m staff 20356 22 Mai 13:17 glyphcharging.s5l8920x.img3 -rw-r--r--@ 1 m staff 19332 22 Mai 13:18 glyphplugin.s5l8920x.img3 -rw-r--r--@ 1 m staff 178500 22 Mai 13:21 iBoot.n88ap.RELEASE.img3 -rw-r--r--@ 1 m staff 341 22 Mai 13:43 manifest -rw-r--r--@ 1 m staff 20484 22 Mai 13:24 needservice.s5l8920x.img3 -rw-r--r--@ 1 m staff 47876 22 Mai 13:24 recoverymode.s5l8920x.img3 ./Firmware/dfu: total 416 drwxr-xr-x@ 4 m staff 136 22 Mai 13:39 . drwxr-xr-x@ 5 m staff 170 17 Jun 07:11 .. -rw-r--r--@ 1 m staff 104772 22 Mai 13:30 iBEC.n88ap.RELEASE.dfu -rw-r--r--@ 1 m staff 104772 22 Mai 13:36 iBSS.n88ap.RELEASE.dfu
